Investigating the dangers around the transport of oil across America using an ageing rail network.

The sharp increase in domestic oil production has created jobs, decreased economic vulnerability to turmoil in the Middle East, and lowered prices of gasoline and home heating oil.

But there’s another side to this story.

In “Boom,” a joint investigation by The Weather Channel and InsideClimate News, we explore how the boom in oil has resulted in highly volatile crude oil being sent over aging, often defective rails in vulnerable railcars.